Home / 8,520,170,719.64-11,757,610,049.55-4,761,012,177.32

Finding the Fourth Proportional to 8,520,170,719.64, 11,757,610,049.55 and 4,761,012,177.32

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Solution

The fourth proportional to 8,520,170,719.64, 11,757,610,049.55 and 4,761,012,177.32 is: 6,570,070,772.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,170,719.64 : 11,757,610,049.55 = 4,761,012,177.32 : x
  2. Step 2: Convert to fraction form
    8,520,170,719.64/11,757,610,049.55 = 4,761,012,177.32/x
  3. Step 3: Cross multiply
    8,520,170,719.64x = 11,757,610,049.55 × 4,761,012,177.32
  4. Step 4: Simplify right side
    8,520,170,719.64x = 55,978,124,622,116,954,112
  5. Step 5: Solve for x
    x = 55,978,124,622,116,954,112/8,520,170,719.64
  6. Step 6: Final answer
    x = 6,570,070,772.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.